<!DOCTYPE html>
<head>  
  <meta charset="utf-8">  

  <style>

 .chart rect {
    fill: steelblue;
  }

.chart text {
  fill: white;
  font: 10px sans-serif;
  text-anchor: end;
}

  </style>

</head>
<body>

  <svg class="chart"></svg>

  <script src="lib/d3.min.js"></script>
  <script>

  var data = [4, 8, 15, 16, 23, 42];


  var width = 420,
      barHeight = 20;

  var x = d3.scale.linear()
      .domain([0, d3.max(data)])
      .range([0, width]);

  var chart = d3.select(".chart")
      .attr("width", width)
      .attr("height", barHeight * data.length);

  var bar = chart.selectAll("g")
      .data(data)
    .enter().append("g")
      .attr("transform", function(d, i) { return "translate(0," + i * barHeight + ")"; });

  bar.append("rect")
      .attr("width", x)
      .attr("height", barHeight - 1);

  bar.append("text")
      .attr("x", function(d) { return x(d) - 3; })
      .attr("y", barHeight / 2)
      .attr("dy", ".35em")
      .text(function(d) { return d; });

  </script>

</body>

</html>